Language
C++
Compiler
gcc HEAD 9.0.0 20180821 (experimental)
Options
Warnings
Boost 1.68.0
C++2a(GNU)
no pedantic
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.68.0/gcc-head/include -std=gnu++2a Exit Code:
1
Author
anonymous
almost 7 years ago
C++
gcc HEAD 9.0.0 20180821 (experimental)
Author
anonymous
almost 7 years ago
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.68.0/gcc-head/include -std=gnu++2a prog.cc:17:23: error: declaration of template parameter 'T' shadows template parameter
17 | template <typename T> //Compiler error here.
| ^~~~~~~~
prog.cc:1:11: note: template parameter 'T' declared here
1 | template <typename T>
| ^~~~~~~~
prog.cc: In function 'int main()':
prog.cc:25:17: warning: unused variable 'c1' [-Wunused-variable]
25 | Class1<int> c1;
| ^~